The SMA Sunny Backup SBU 5000 is a utility-interactive battery inverter developed by SMA Solar Technology for reliable backup power and energy continuity applications. It is widely deployed in residential and small commercial systems where uninterrupted AC power must be maintained during grid failures.
Designed for 48 V DC battery systems, the SBU 5000 delivers a rated output power of 5.0 kW at 230 V / 50 Hz, ensuring stable and dependable supply to critical loads. With support for high DC input currents up to 120 A, it is well suited for robust battery banks and scalable energy storage configurations.
The inverter features an IP30-rated enclosure for indoor installation in technical rooms or electrical cabinets. Built to SMA’s renowned engineering standards, it offers long service life, high reliability, and consistent performance in demanding backup scenarios.
🛠 Condition: Tested, fully functional
🕒 Warranty: 12 months provided by Green Energy
⚙️ Technical Specifications:
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Model: SMA Sunny Backup SBU 5000
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Inverter Type: Utility-interactive battery inverter
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DC Nominal Voltage: 48 V
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Max DC Input Current: up to 120 A
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AC Output Voltage: 230 V (single-phase)
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AC Frequency: 50 Hz
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Rated AC Power: 5,000 W
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AC Output Current: 21.7 A
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Protection Class: IP30 (indoor installation)
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Installation Environment: Technical rooms / control cabinets
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Country of Manufacture: Germany
🔧 Key Features:
✔️ Utility-interactive operation for backup power systems
✔️ Compatible with 48 V battery storage solutions
✔️ Stable 230 V AC output during grid outages
✔️ High DC current capability for demanding battery banks
✔️ Designed for indoor technical installations
✔️ Proven SMA reliability and long operational lifespan
✔️ German-engineered quality and safety standards
🔗 Ideal For:
✔️ Residential backup power systems
✔️ Small commercial energy storage installations
✔️ Grid-connected systems with battery backup
✔️ Critical load protection and power continuity solutions
📦 Scope of Delivery:
🚀 A robust, German-engineered battery inverter delivering dependable 5 kW backup power when continuity and reliability matter most — professionally tested and supported by Green Energy.